Wage，which is the labor price under Walrasian equilibrium，is the primary element in first order distribution process，and also cause the income unbalance.The bargain power is the key to the wage of workers.In this paper we set up a distribution power function of firm owner，labor union and workers to talk about the effect of private resources in wage bargain.It is remarkable that the the different institution parameter cause different distribution result among workers.By the simulation we know that the advanced economic efficiency is helpful to increase the common wages of workers.